Finding the Fourth Proportional to 12,612, 17,404.56 and 7,024.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,612 : 17,404.56 = 7,024.32 : x
2. Step 2: Convert to fraction form
   12,612/17,404.56 = 7,024.32/x
3. Step 3: Cross multiply
   12,612x = 17,404.56 × 7,024.32
4. Step 4: Simplify right side
   12,612x = 122,255,198.90
5. Step 5: Solve for x
   x = 122,255,198.90/12,612
6. Step 6: Final answer
   x = 9,693.56